Patents by Inventor Seunghyun CHOO

Seunghyun CHOO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9606216
    Abstract: A terminal device for indoor positioning includes a communication module to receive access point (AP) radio environment information from one or more Aps, a memory module to store the AP radio environment information in a preset number of frame areas, the AP radio environment information being stored in order of reception, and a terminal control module to calculate an estimated location of the terminal device based on the order of the AP radio environment information stored in the preset number of frame areas.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: March 28, 2017
    Assignee: SK TELECOM CO., LTD.
    Inventors: Moonok Joe, Hoojeong Lee, Kwangyeob You, Seunghyun Choo
  • Publication number: 20150072710
    Abstract: A terminal device for indoor positioning includes a communication module to receive access point (AP) radio environment information from one or more Aps, a memory module to store the AP radio environment information in a preset number of frame areas, the AP radio environment information being stored in order of reception, and a terminal control module to calculate an estimated location of the terminal device based on the order of the AP radio environment information stored in the preset number of frame areas.
    Type: Application
    Filed: November 18, 2014
    Publication date: March 12, 2015
    Inventors: Moonok JOE, Hoojeong LEE, Kwangyeob YOU, Seunghyun CHOO